Surf board



FIG. 1 is a top right perspective view of a surf board;

FIG. 2 is a bottom right perspective view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

CLAIM The ornamental design for a surf board, as shown and described.